Mercury – Outer Helm Extension Harness | 20-Foot Extension | 84-8M0159752 Mercury Clear Coat 12-10 AWG - 5/16" Nylon

12-10 AWG - 5/16" Nylon Ring Terminal - 100-Pack

Yamaha Owners Manual - F4X - LIT-18626-03-44

Instructions:

EDL6500-E/F)

allowing wiring to route smoothly around engine components without excess slack

Mercury – Outer Helm Extension Harness | 20-Foot Extension | 84-8M0159752 Mercury Clear Coat 12-10 AWG - 5/16" NylonMercury Outer Helm Extension Harness 20 Foot Extension 84 8M0159752 OverviewThis 20 foot extension gives the outer engines on triple and quad engine rigs the reach they need when the standard harness falls short. Wide transoms and long rigging runs can make things tight, and this harness keeps you from forcing sharp bends or stretching cables. It lets the wiring take a smoother path so everything feels calmer at the helm. Its a simple add on that